Knock, knock.
Who’s there?
Jeff.
Jeff who?
Jeff in one ear. Please speak up.
Knock, knock.
Who’s there?
Jerry.
Jerry who?
Jerry funny. You know who it is!
Knock, knock.
Who’s there?
Jester.
Jester who?
Jester minute! I’m looking for my key!
Knock, knock.
Who’s there?
Jester.
Jester who?
Jester silly old man.
Knock, knock.
Who’s there?
Jethro.
Jethro who?
Jethro the key out of the window and I’ll open the door.
Knock, knock.
Who’s there?
Jewel.
Jewel who?
Jewel remember me after you see my face.
Knock, knock.
Who’s there?
Jewel.
Jewel who?
Jewel do your homework if you know what’s good for you!
Knock, knock.
Who’s there?
Joan.
Joan who?
Joan call us—we’ll call you.
Knock, knock.
Who’s there?
Juana.
Juana who?
Juana hear some more knock-knock jokes?
Knock, knock.
Who’s there?
Juicy.
Juicy who?
Juicy who threw that snowball at me?
Knock, knock.
Who’s there?
Justin.
Justin who?
Justin time for your dinner.
Knock, knock.
Who’s there?
Justine.
Justine who?
Justine the nick of time.